Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2004ECONOLINE E150, VAN CARGO, 4.6 WREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 2138 (BRAKE SYSTEM - GENERAL INFORMATION)DIAGNOSTIC TESTSBRAKE SYSTEMDRIVER SEAT MODULE (DSM) DTC INDEX
2004 Ford Econoline E150, Van Cargo, 4.6 W
Driver Seat Module (DSM) DTC Index
2004 Ford Econoline E150, Van Cargo, 4.6 WSECTION Driver Seat Module (DSM) DTC Index
WARNING: This page is about a different car, the 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
DRIVER SEAT MODULE (DSM) DTC INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1987 | Pedal Forward/Rearward Motor Stalled | DSM | Go to Pinpoint Test B . |
| B1988 | Pedal Position Forward Switch Circuit Short to Battery | DSM | Go to Pinpoint Test B . |
| B1989 | Pedal Position Rearward Switch Circuit Short to Battery | DSM | Go to Pinpoint Test B . |
| B1990 | Pedal Forward/Rearward Potentiometer Feedback Circuit Failure | DSM | Go to Pinpoint Test C . |
| B2275 | Pedal Forward/Rearward Potentiometer Feedback Circuit Short to Ground | DSM | Go to Pinpoint Test C . |
| All other DSM DTCs | - | DSM | REFER to the Master DTC Table in MULTIFUNCTION ELECTRONIC MODULES article. |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.